{"product_id":"allen-bradley-1794-adn-flex-i-o-devicenet-adapter-module","title":"Allen-Bradley 1794-ADN FLEX I\/O DeviceNet Adapter Module","description":"\u003ch2\u003eAllen-Bradley 1794-ADN FLEX I\/O DeviceNet Adapter Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for DeviceNet network interfacing and FlexBus data exchange in FLEX I\/O systems, the \u003cstrong\u003eAllen-Bradley 1794-ADN\u003c\/strong\u003e (\u003cstrong\u003e1794-ADN\u003c\/strong\u003e DeviceNet Adapter Module) provides direct physical\/electrical execution between DeviceNet scanners\/controllers and local FLEX I\/O terminal base units.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1794-ADN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.50 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e87 x 94 x 92 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e400 mA max @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDeviceNet Communication Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eFLEX I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eDeviceNet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Rates\u003c\/td\u003e\n\u003ctd\u003e125 Kbps, 250 Kbps, 500 Kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Capacity\u003c\/td\u003e\n\u003ctd\u003eSupports up to 8 FLEX I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e19.2 to 31.2 VDC including 5% AC ripple\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexBus Output Current\u003c\/td\u003e\n\u003ctd\u003e640 mA max @ 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeviceNet Current Load\u003c\/td\u003e\n\u003ctd\u003e90 mA max @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Power Dissipation\u003c\/td\u003e\n\u003ctd\u003e7.6 W @ 19.2 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Connector\u003c\/td\u003e\n\u003ctd\u003e5-pin open style DeviceNet plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V continuous, tested at 1,930 VDC for 60 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003e35 mm DIN rail or direct panel mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd\u003eModule\/Network Status LED and I\/O Status LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet-IP Deterministic Networks and Industrial Communication Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1794-ADN operates as a DeviceNet communication interface between the network scanner\/controller and FLEX I\/O backplane modules. The adapter manages cyclic and explicit message exchange through the DeviceNet interface while providing FlexBus communication to connected digital, analog, and specialty I\/O modules.\u003c\/p\u003e\n\u003cp\u003eThe module converts external 24 VDC supply input into 5 VDC FlexBus power for local FLEX I\/O module operation. Network node addressing and communication parameters are configured through onboard rotary switches or DeviceNet software configuration tools such as RSNetWorx for DeviceNet.\u003c\/p\u003e\n\u003cp\u003eThe FLEX I\/O architecture supports I\/O density scaling by allowing a single adapter to control multiple terminal base modules on the same DIN rail installation. DeviceNet communication operation supports selectable network speeds of 125 Kbps, 250 Kbps, and 500 Kbps.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How many FLEX I\/O modules can the 1794-ADN adapter support?\u003cbr\u003eA: The adapter supports data exchange with up to 8 FLEX I\/O modules installed on the local FlexBus rail.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 1794-ADN provide electrical isolation between DeviceNet and FlexBus circuits?\u003cbr\u003eA: The module includes isolation protection with a rated continuous isolation voltage of 50 V and factory testing at 1,930 VDC for 60 s.\u003c\/p\u003e\n\u003cp\u003eQ: What mounting methods are supported for the module?\u003cbr\u003eA: The unit supports installation on a 35 mm DIN rail or direct panel mounting according to system mechanical requirements.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the adapter on a correctly installed 35 mm DIN rail or secured panel surface before connecting field wiring.\u003c\/li\u003e\n\u003cli\u003eMaintain separation between DeviceNet communication cables and high-voltage power conductors to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eConnect DeviceNet wiring using the specified 5-pin open style connector and verify network polarity before energizing the system.\u003c\/li\u003e\n\u003cli\u003eEnsure the 24 VDC supply wiring uses appropriate industrial grounding and protection practices.\u003c\/li\u003e\n\u003cli\u003eVerify rotary switch settings or software-defined node parameters before placing the module into network service.\u003c\/li\u003e\n\u003cli\u003eConfirm FlexBus terminal base alignment and mechanical engagement before installing connected FLEX I\/O modules.\u003c\/li\u003e\n\u003cli\u003eUse proper shield termination practices according to the DeviceNet network installation requirements.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43767978262618,"sku":"1794-ADN","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1794-AND2.jpg?v=1785476643","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1794-adn-flex-i-o-devicenet-adapter-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}